{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "8.4.0"
              },
              {
                "fixed": "11.4.13"
              },
              {
                "introduced": "8.4.0"
              },
              {
                "fixed": "11.4.13"
              },
              {
                "introduced": "11.5.0"
              },
              {
                "fixed": "11.5.6"
              },
              {
                "introduced": "11.5.0"
              },
              {
                "fixed": "11.5.6"
              },
              {
                "introduced": "11.6.0"
              },
              {
                "fixed": "11.6.1"
              },
              {
                "introduced": "11.6.0"
              },
              {
                "fixed": "11.6.1"
              }
            ]
          },
          "events": [
            {
              "introduced": "5b5777b8cf3328d27ef549c31f70993da1d1b267"
            },
            {
              "fixed": "c161d18cc315d377506b802e05c7f9478ddf9bbb"
            },
            {
              "introduced": "5b5777b8cf3328d27ef549c31f70993da1d1b267"
            },
            {
              "fixed": "c161d18cc315d377506b802e05c7f9478ddf9bbb"
            },
            {
              "introduced": "cb71fca38c3de0c212685f97a46ee8426f63d301"
            },
            {
              "fixed": "bc7cf5144c6f8b9bf3cfb66f32583b896343dac7"
            },
            {
              "introduced": "cb71fca38c3de0c212685f97a46ee8426f63d301"
            },
            {
              "fixed": "bc7cf5144c6f8b9bf3cfb66f32583b896343dac7"
            },
            {
              "introduced": "4c09765c6424a96be7c7ae7707db3bda4e9c4ab4"
            },
            {
              "fixed": "397651c6d6519c1cbff8bd204b1839980ef2fc20"
            },
            {
              "introduced": "4c09765c6424a96be7c7ae7707db3bda4e9c4ab4"
            },
            {
              "fixed": "397651c6d6519c1cbff8bd204b1839980ef2fc20"
            }
          ],
          "repo": "https://gitlab.com/gitlab-org/gitlab",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It has Incorrect Access Control.",
  "id": "CVE-2018-20494",
  "modified": "2026-03-13T21:54:11.716143735Z",
  "published": "2019-12-30T22:15:11.853Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released/"
    },
    {
      "type": "FIX",
      "url": "https://gitlab.com/gitlab-org/gitlab-ce/issues/54334"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}